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Baue Texturen auf Basis ner Palette wieder ein

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This commit is contained in:
Yamagi Burmeister 2010-10-25 12:55:59 +00:00
parent 6847b33cb5
commit 40a91572e0
5 changed files with 189 additions and 47 deletions
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3
src/refresh/header/local.h
View file

@ -178,6 +178,7 @@ extern cvar_t *gl_lightlevel;
extern cvar_t *gl_vertex_arrays;
extern cvar_t *gl_ext_swapinterval;
extern cvar_t *gl_ext_palettedtexture;
extern cvar_t *gl_ext_multitexture;
extern cvar_t *gl_ext_pointparameters;
extern cvar_t *gl_ext_compiled_vertex_array;
@ -312,6 +313,8 @@ image_t *R_FindImage ( char *name, imagetype_t type );
void R_TextureMode ( char *string );
void R_ImageList_f ( void );
void R_SetTexturePalette ( unsigned palette [ 256 ] );
void R_InitImages ( void );
void R_ShutdownImages ( void );

99
src/refresh/r_image.c
View file

@ -127,6 +127,30 @@ typedef struct
int upload_width, upload_height;
qboolean uploaded_paletted;
void
R_SetTexturePalette ( unsigned palette [ 256 ] )
{
int i;
unsigned char temptable [ 768 ];
if ( qglColorTableEXT && gl_ext_palettedtexture->value )
{
for ( i = 0; i < 256; i++ )
{
temptable [ i * 3 + 0 ] = ( palette [ i ] >> 0 ) & 0xff;
temptable [ i * 3 + 1 ] = ( palette [ i ] >> 8 ) & 0xff;
temptable [ i * 3 + 2 ] = ( palette [ i ] >> 16 ) & 0xff;
}
qglColorTableEXT( GL_SHARED_TEXTURE_PALETTE_EXT,
GL_RGB,
256,
GL_RGB,
GL_UNSIGNED_BYTE,
temptable );
}
}
void
R_EnableMultitexture ( qboolean enable )
{
@ -582,6 +606,7 @@ R_Upload32 ( unsigned *data, int width, int height, qboolean mipmap )
{
int samples;
unsigned scaled [ 256 * 256 ];
unsigned char paletted_texture [ 256 * 256 ];
int scaled_width, scaled_height;
int i, c;
byte *scan;
@ -676,8 +701,26 @@ R_Upload32 ( unsigned *data, int width, int height, qboolean mipmap )
if ( ( scaled_width == width ) && ( scaled_height == height ) )
{
if ( !mipmap )
{
if ( qglColorTableEXT && gl_ext_palettedtexture->value && ( samples == gl_solid_format ) )
{
uploaded_paletted = true;
R_BuildPalettedTexture( paletted_texture, (unsigned char *) data, scaled_width, scaled_height );
qglTexImage2D( GL_TEXTURE_2D,
0,
GL_COLOR_INDEX8_EXT,
scaled_width,
scaled_height,
0,
GL_COLOR_INDEX,
GL_UNSIGNED_BYTE,
paletted_texture );
}
else
{
qglTexImage2D( GL_TEXTURE_2D, 0, comp, scaled_width, scaled_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, data );
}
goto done;
}
@ -689,7 +732,25 @@ R_Upload32 ( unsigned *data, int width, int height, qboolean mipmap )
}
R_LightScaleTexture( scaled, scaled_width, scaled_height, !mipmap );
if ( qglColorTableEXT && gl_ext_palettedtexture->value && ( samples == gl_solid_format ) )
{
uploaded_paletted = true;
R_BuildPalettedTexture( paletted_texture, (unsigned char *) scaled, scaled_width, scaled_height );
qglTexImage2D( GL_TEXTURE_2D,
0,
GL_COLOR_INDEX8_EXT,
scaled_width,
scaled_height,
0,
GL_COLOR_INDEX,
GL_UNSIGNED_BYTE,
paletted_texture );
}
else
{
qglTexImage2D( GL_TEXTURE_2D, 0, comp, scaled_width, scaled_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, scaled );
}
if ( mipmap )
{
@ -714,9 +775,27 @@ R_Upload32 ( unsigned *data, int width, int height, qboolean mipmap )
}
miplevel++;
if ( qglColorTableEXT && gl_ext_palettedtexture->value && ( samples == gl_solid_format ) )
{
uploaded_paletted = true;
R_BuildPalettedTexture( paletted_texture, (unsigned char *) scaled, scaled_width, scaled_height );
qglTexImage2D( GL_TEXTURE_2D,
miplevel,
GL_COLOR_INDEX8_EXT,
scaled_width,
scaled_height,
0,
GL_COLOR_INDEX,
GL_UNSIGNED_BYTE,
paletted_texture );
}
else
{
qglTexImage2D( GL_TEXTURE_2D, miplevel, comp, scaled_width, scaled_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, scaled );
}
}
}
done:
@ -751,6 +830,25 @@ R_Upload8 ( byte *data, int width, int height, qboolean mipmap, qboolean is_sky
ri.Sys_Error( ERR_DROP, "R_Upload8: too large" );
}
if ( qglColorTableEXT && gl_ext_palettedtexture->value && is_sky )
{
qglTexImage2D( GL_TEXTURE_2D,
0,
GL_COLOR_INDEX8_EXT,
width,
height,
0,
GL_COLOR_INDEX,
GL_UNSIGNED_BYTE,
data );
qglTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_filter_max );
qglTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl_filter_max );
return ( false ); /* SBF: FIXME - what is the correct return value? */
}
else
{
for ( i = 0; i < s; i++ )
{
p = data [ i ];
@ -790,6 +888,7 @@ R_Upload8 ( byte *data, int width, int height, qboolean mipmap, qboolean is_sky
return ( R_Upload32( trans, width, height, mipmap ) );
}
}
/*
* This is also used as an entry point for the generated r_notexture

27
src/refresh/r_main.c
View file

@ -114,6 +114,7 @@ cvar_t *gl_particle_att_b;
cvar_t *gl_particle_att_c;
cvar_t *gl_ext_swapinterval;
cvar_t *gl_ext_palettedtexture;
cvar_t *gl_ext_multitexture;
cvar_t *gl_ext_pointparameters;
cvar_t *gl_ext_compiled_vertex_array;
@ -980,6 +981,7 @@ R_Register ( void )
gl_vertex_arrays = ri.Cvar_Get( "gl_vertex_arrays", "0", CVAR_ARCHIVE );
gl_ext_swapinterval = ri.Cvar_Get( "gl_ext_swapinterval", "1", CVAR_ARCHIVE );
gl_ext_palettedtexture = ri.Cvar_Get( "gl_ext_palettedtexture", "1", CVAR_ARCHIVE );
gl_ext_multitexture = ri.Cvar_Get( "gl_ext_multitexture", "1", CVAR_ARCHIVE );
gl_ext_pointparameters = ri.Cvar_Get( "gl_ext_pointparameters", "1", CVAR_ARCHIVE );
gl_ext_compiled_vertex_array = ri.Cvar_Get( "gl_ext_compiled_vertex_array", "1", CVAR_ARCHIVE );
@ -1130,6 +1132,8 @@ R_Init ( void *hinstance, void *hWnd )
ri.Cvar_Set( "scr_drawall", "0" );
gl_config.allow_cds = true;
ri.Con_Printf( PRINT_ALL, "\nProbing for OpenGL extensions:\n");
/* grab extensions */
if ( strstr( gl_config.extensions_string, "GL_EXT_compiled_vertex_array" ) ||
strstr( gl_config.extensions_string, "GL_SGI_compiled_vertex_array" ) )
@ -1161,6 +1165,27 @@ R_Init ( void *hinstance, void *hWnd )
ri.Con_Printf( PRINT_ALL, "...GL_EXT_point_parameters not found\n" );
}
if ( !qglColorTableEXT &&
strstr( gl_config.extensions_string, "GL_EXT_paletted_texture" ) &&
strstr( gl_config.extensions_string, "GL_EXT_shared_texture_palette" ) )
{
if ( gl_ext_palettedtexture->value )
{
ri.Con_Printf( PRINT_ALL, "...using GL_EXT_shared_texture_palette\n" );
qglColorTableEXT =
( void (APIENTRY *) ( GLenum, GLenum, GLsizei, GLenum, GLenum, const GLvoid * ) )qwglGetProcAddress(
"glColorTableEXT" );
}
else
{
ri.Con_Printf( PRINT_ALL, "...ignoring GL_EXT_shared_texture_palette\n" );
}
}
else
{
ri.Con_Printf( PRINT_ALL, "...GL_EXT_shared_texture_palette not found\n" );
}
if ( strstr( gl_config.extensions_string, "GL_ARB_multitexture" ) )
{
if ( gl_ext_multitexture->value )
@ -1364,6 +1389,8 @@ R_SetPalette ( const unsigned char *palette )
}
}
R_SetTexturePalette( r_rawpalette );
qglClearColor( 0, 0, 0, 0 );
qglClear( GL_COLOR_BUFFER_BIT );
qglClearColor( 1, 0, 0.5, 0.5 );

8
src/refresh/r_misc.c
View file

@ -46,7 +46,6 @@ typedef struct _TargaHeader
unsigned char pixel_size, attributes;
} TargaHeader;
void
R_InitParticleTexture ( void )
{
@ -204,6 +203,13 @@ R_SetDefaultState ( void )
qglPointParameterfvEXT( GL_DISTANCE_ATTENUATION_EXT, attenuations );
}
if ( qglColorTableEXT && gl_ext_palettedtexture->value )
{
qglEnable( GL_SHARED_TEXTURE_PALETTE_EXT );
R_SetTexturePalette( d_8to24table );
}
R_UpdateSwapInterval();
}

7
src/refresh/r_warp.c
View file

@ -693,8 +693,15 @@ R_SetSky ( char *name, float rotate, vec3_t axis )
VectorCopy( axis, skyaxis );
for ( i = 0; i < 6; i++ )
{
if ( qglColorTableEXT && gl_ext_palettedtexture->value )
{
Com_sprintf( pathname, sizeof ( pathname ), "env/%s%s.pcx", skyname, suf [ i ] );
}
else
{
Com_sprintf( pathname, sizeof ( pathname ), "env/%s%s.tga", skyname, suf [ i ] );
}
sky_images [ i ] = R_FindImage( pathname, it_sky );